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Answer the following questions:
CHEMISTRY · Multi-part · ISC · Chemistry · Biomolecules · Equilibrium
Problem
Answer the following questions: (i) Convert
0.
57
‾
0.\overline{57}
0.
57
to a fraction in simplest form. (ii) Convert
0.5
7
‾
0.5\overline{7}
0.5
7
to a fraction in simplest form. (iii) Using the fractions obtained in (i) and (ii), state which of the two original decimals is greater.
Related theory
pH scale
Biomolecules
Acids, Bases and Salts
Ionic Equilibrium and pH
Equilibrium
Ionisation and dissociation
The pH scale
Stepwise ionisation
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